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JPL Small-Body Database Browser
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437359 (2013 TW144)
Classification: Main-belt Asteroid          SPK-ID: 2437359
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .22178774782039 1.1161e-07  
a 2.274447777106927 2.614e-08 au
q 1.770003127087289 2.5636e-07 au
i 7.081586159317175 1.0174e-05 deg
node 185.1166827065477 5.8619e-05 deg
peri 229.0256519316465 6.2053e-05 deg
M 197.9098578870415 2.61e-05 deg
tp 2459164.613487522658
(2020-Nov-11.11348752)		 9.8003e-05 TDB
period 1252.888379643917
3.43		 2.1599e-05
5.913e-08		 d
yr
n .287336051518265 4.9535e-09 deg/d
Q 2.778892427126564 3.1938e-08 au
   Orbit Determination Parameters
   # obs. used (total)      110  
   data-arc span      9239 days (25.30 yr)  
   first obs. used      1994-03-09  
   last obs. used      2019-06-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .649  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:37:32  

Additional Information
 Earth MOID = .789452 au 
 Jupiter MOID = 2.61205 au 
 T_jup = 3.567 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457283.5 (2015-Sep-18.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2228414781784286 1.1183e-07  
q 1.766086522144591 2.5707e-07 au
tp 2456660.566268185212
(2014-Jan-03.06626819)		 7.0311e-05 TDB
node 185.1596254831873 5.8561e-05 deg
peri 228.9186744699161 6.1969e-05 deg
i 7.087216976574256 1.0183e-05 deg
   Orbit Determination Parameters
   # obs. used (total)      110  
   data-arc span      9239 days (25.30 yr)  
   first obs. used      1994-03-09  
   last obs. used      2019-06-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .649  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:37:32  

Additional Information
 Jupiter MOID = 2.61205 au 
 T_jup = 3.567 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.250668472126413E-14 -2.865994082179689E-14 -4.587319815622364E-12 1.259933801658096E-13 -1.065699640745056E-12 3.069801699715718E-14
q -2.865994082179689E-14 6.608403353125707E-14 1.106722430604422E-11 -2.883703295877751E-13 2.635613295253064E-12 -6.758806699662296E-14
tp -4.587319815622364E-12 1.106722430604422E-11 4.943614473660457E-9 -7.44411158345671E-11 1.453193532838305E-9 -6.341173088181897E-12
node 1.259933801658096E-13 -2.883703295877751E-13 -7.44411158345671E-11 3.429348602015186E-9 -3.419580263107284E-9 2.2814259473519E-10
peri -1.065699640745056E-12 2.635613295253064E-12 1.453193532838305E-9 -3.419580263107284E-9 3.840109195977962E-9 -2.270562080903635E-10
i 3.069801699715718E-14 -6.758806699662296E-14 -6.341173088181897E-12 2.2814259473519E-10 -2.270562080903635E-10 1.036959111256183E-10

[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.7   n/a MPO279356  

437359 (2013 TW144)          Discovered 2006-Aug-29 by CSS at Catalina
Reference: Last Updated: 2015-06-04
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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